[INFO] cloning repository https://github.com/Jekahome/Data_Structures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jekahome/Data_Structures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2FData_Structures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2FData_Structures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07226a3559a7ee0362ee305c08fb109593e6d3a3
[INFO] testing Jekahome/Data_Structures against 1.69.0 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2FData_Structures" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jekahome/Data_Structures on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jekahome/Data_Structures
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/Jekahome/Data_Structures
[INFO] tweaked toml for git repo https://github.com/Jekahome/Data_Structures written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Jekahome/Data_Structures already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: dependencies.criterion.feature
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-recursion v1.0.0
[INFO] [stderr]   Downloaded dhat v0.3.1
[INFO] [stderr]   Downloaded ahash v0.8.0
[INFO] [stderr]   Downloaded unreachable v0.0.2
[INFO] [stderr]   Downloaded introsort v0.6.0
[INFO] [stderr]   Downloaded void v0.0.5
[INFO] [stderr]   Downloaded sorting_rs v1.2.10
[INFO] [stderr]   Downloaded quicksort v1.1.0
[INFO] [stderr]   Downloaded rdxsort v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1514af320c1e3d9b370503767642745039f2ed55fd519ed53a7eb23d5104726
[INFO] running `Command { std: "docker" "start" "-a" "b1514af320c1e3d9b370503767642745039f2ed55fd519ed53a7eb23d5104726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1514af320c1e3d9b370503767642745039f2ed55fd519ed53a7eb23d5104726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1514af320c1e3d9b370503767642745039f2ed55fd519ed53a7eb23d5104726", kill_on_drop: false }`
[INFO] [stdout] b1514af320c1e3d9b370503767642745039f2ed55fd519ed53a7eb23d5104726
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7797409338c388da59e4b9021d660f885f8799fa1f23888da07a1a6cb9ac119
[INFO] running `Command { std: "docker" "start" "-a" "c7797409338c388da59e4b9021d660f885f8799fa1f23888da07a1a6cb9ac119", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: dependencies.criterion.feature
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
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[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling futures-core v0.3.24
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[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling rayon-core v1.9.3
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[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
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[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling futures-sink v0.3.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
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[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling pin-utils v0.1.0
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[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling plotters-backend v0.3.4
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[INFO] [stderr]    Compiling ahash v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling object v0.29.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling void v0.0.5
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling unreachable v0.0.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling plotters v0.3.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling thousands v0.2.0
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling async-recursion v1.0.0
[INFO] [stderr]    Compiling introsort v0.6.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling quicksort v1.1.0
[INFO] [stderr]    Compiling radsort v0.1.0
[INFO] [stderr]    Compiling sorting_rs v1.2.10
[INFO] [stderr]    Compiling rdxsort v0.3.0
[INFO] [stderr]    Compiling futures-executor v0.3.24
[INFO] [stderr]    Compiling futures v0.3.24
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling dhat v0.3.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling ds v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(get_mut_unchecked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(cell_leak)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ds` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c7797409338c388da59e4b9021d660f885f8799fa1f23888da07a1a6cb9ac119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7797409338c388da59e4b9021d660f885f8799fa1f23888da07a1a6cb9ac119", kill_on_drop: false }`
[INFO] [stdout] c7797409338c388da59e4b9021d660f885f8799fa1f23888da07a1a6cb9ac119
